SliTaz Repositories

1 #!/bin/sh

2

3 services="/"

4

5 mkexe()

6 {

7 exe=$0

8 while true; do

9 cd $(dirname $exe)

10 exe=$(basename $exe)

11 [ -L $exe ] || break

12 exe=$(readlink $exe)

13 done

14 echo $(pwd)/$exe

15 }

16 exe=$(mkexe)

17

18 services_arg()

19 {

20 for i in $services ; do

21 echo -n "-s '$i:root:root:/tmp:LINES=25 /bin/sh -c \"$exe service $i "

22 echo -n "\${peer} \${url} \${columns} \${lines}\"' "

23 done

24 }

25

26 launch_ssh()

27 {

28 server=""

29 sequence=""

30 for i in $(echo "$2" | sed 's/[?&,]/ /g'); do

31 case "$i" in

32 host=*) server=${i#host=};;

33 knock=*) sequence=${i#knock=};;

34 esac

35 done

36 if [ -z "$server" ]; then

37 # Get SSH server

38 echo "Expected format [!][telnet/][user@][host][:port], default local login."

39 echo -n "TELNET/SSH server: "

40 read -t 300 server

41 fi

42 [ -n "$server" ] || exec /bin/login

43

44 # Allow non default SSH port with format server:port

45 port=""

46 sshport=""

47 case "$server" in

48 *:*) port="${server#*:}"

49 sshport="-p $port"

50 server=${server%:*};;

51 esac

52

53 # heading ! in server name means open remote ssh port with a knock sequence

54 if which knock > /dev/null; then

55 case "$server" in

56 !*) server=${server#*!}

57 if [ -z "$sequence" ]; then

58 echo -n "Knock sequence (port[:proto]...): "

59 read -t 30 sequence &&

60 knock ${server#*@} ${sequence//-/ }

61 else

62 knock ${server#*@} ${sequence//-/ }

63 fi

64 esac

65 fi

66

67 # Get SSH user if missing

68 case "$server" in

69 */*|*@*) ;;

70 *) echo -n "$server login: "

71 read -t 30 user || exit 1

72 [ -n "$user" ] || exit 1

73 server="$user@$server";;

74 esac

75

76 # Launch OpenSSH or Dropbear

77 sshargs="-oPreferredAuthentications=keyboard-interactive,password -oNoHostAuthenticationForLocalhost=yes -oLogLevel=FATAL -F/dev/null";

78 [ -L /usr/bin/ssh ] && sshargs=""

79 case "$server" in

80 */*) exec ${server%/*} ${server#*/} $port ;;

81 *) exec ssh $sshport $sshargs $server ;;

82 esac

83 }

84

85 pidfile=/var/run/shellinaboxd.pid

86 case "$1" in

87 service)

88 case "$2" in

89 /) shift 2; launch_ssh "$@" ;;

90 esac

91 ;;

92 start)

93 dir=$(dirname $exe)

94 eval shellinaboxd --background=$pidfile --user=0 \

95 --css=/usr/share/shellinabox/object.css \

96 --user-css 10px:-/usr/share/shellinabox/10px.css,12px:+/usr/share/shellinabox/12px.css,14px:-/usr/share/shellinabox/14px.css,16px:-/usr/share/shellinabox/16px.css \

97 --user-css Normal:+/usr/share/shellinabox/black-on-white.css,Reverse:-/usr/share/shellinabox/white-on-black.css \

98 -s /login:LOGIN $(services_arg)

99 ;;

100 stop)

101 [ -s $pidfile ] && kill $(cat $pidfile)

102 ;;

103 esac